Tubes at 55 degrees angle.WARNING: Spinning centrifuges are dangerous, if incorrectly printed or mounted you could easily loose an eye or your life.Designed with OpenSCAD. The source file is provided for you to change the shaft diameter or tube size if necessary.This rotor was designed to be used in the RWXBioFuge, an Open Source table-top microcentrifuge, fully documented on https://github.com/PieterVanBoheemen/RWXBioFuge/